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17 Cards in this Set

  • Front
  • Back
GIARDIA LAMBLIA

Dz & CLINICAL Fts
TRANSMISSION
DIAGNOSIS
TREATMENT
Clinical Fts of GIARDIASIS
(1.) FATTY (watery) FOUL-smelling DIARRHEA
(2.) FLATULENCE, bloating
(3.) Campers / hikers -- -- "Backpacker's diarrhea"

Transmission = CYSTS in water

Diagnosis = TROPHOZOITES / CYSTS in stool

Treatment = METRONIDAZOLE
ENTAMOEBA HISTOLYTICA

Dz & CLINICAL Fts
TRANSMISSION
Clinical Fts of AMEBIASIS
(1.) BLOODY DIARRHEA (dysentery)
(2.) LIVER ABSCESS - reddish brown
(3.) RUQ pain
(4.) histo = FLASK-shaped ULCER if submucosal abscess of colon ruptures

Transmission = CYSTS in water
ENTAMOEBA HISTOLYTICA

DIAGNOSIS
TREATMENT
Diagnosis = SEROLOGY &/or TROPHOZOITES / CYSTS in stool
● RBCs in Entamoeba cytoplasm
● Cysts w/ 4 NUCLEI

Treatment = METRO & IODOQUINOL
CRYPTOSPORIDIUM

Dz & CLINICAL Fts
TRANSMISSION
DIAGNOSIS
TREATMENT
Clinical Fts of Cryptosporidium
(1.) Severe DIARRHEA in AIDS
(2.) Mild WATERY DIARRHEA normally

Transmission = CYSTS in water

Diagnosis = CYSTS on ACID-FAST stain

Treatment = NONE
PREVENTION = FILTERING city water supplies
TOXOPLASMA GONDII

Dz & CLINICAL Fts
TRANSMISSION
Clinical Fts of CONGENITAL TOXOPLASMOSIS
(1.) CHORIORETINITIS
(2.) HYDROCEPHALUS
(3.) INTRACRANIAL CALCIFICATIONS

Clinical Fts of BRAIN ABSCESS in HIV =
★ RING-enhancing lesions CT/MRI

Transmission = CYSTS
(1.) in MEAT
(2.) in CAT FECES
(3.) crosses PLACENTA
TOXOPLASMA GONDII

DIAGNOSIS
TREATMENT
Diagnosis = SEROLOGY / Bx

Treatment = SULFA-DIAZINE + PYRI-METHAMINE
NAEGLERIA FOWLERI

Dz & CLINICAL Fts
TRANSMISSION
DIAGNOSIS
TREATMENT
Clinical Fts of MENINGO-ENCEPHALITIS
★ RAPIDLY FATAL

Transmission =
● Swimming in FRESH WATER LAKES
● enter via CRIBRIFORM PLATE

Diagnosis = AMOEBAS in SPINAL fluid

Treatment = AMPHOTERICIN (low success)
TRYPANOSOMA BRUCEI
T. GAMBIENSE
T. RHODESIENSE

Dz & CLINICAL Fts
TRANSMISSION
Clinical Fts of AFRICAN SLEEPING SICKNESS
(1.) RECURRING FEVER d/t antigenic variation
(2.) LAD
(3.) SOMNOLENCE → COMA


Transmission = TSETSE FLY - PAINFUL bite
TRYPANOSOMA BRUCEI
T. GAMBIENSE
T. RHODESIENSE

DIAGNOSIS
TREATMENT
Diagnosis = BLOOD SMEAR


Treatment =
① SURAMIN for BLOOD-borne dz
② MELARSOPROL for CNS penetration
TRYPANOSOMA CRUZI

Dz & CLINICAL Fts
TRANSMISSION
DIAGNOSIS
TREATMENT
Clinical Fts of CHAGAS' dz
(1.) DILATED CARDIOMYOPATHY
(2.) MEGACOLON
(3.) MEGA-ESOPHAGUS

Transmission = REDUVIID bug = "kissing bug"
● PAINLESS bite
● predominately in SOUTH America

Diagnosis = BLOOD SMEAR

Treatment = NIFURTIMOX
LEISHMANIA DONOVANI

Dz & CLINICAL Fts
TRANSMISSION
DIAGNOSIS
TREATMENT
Clinical Fts of Visceral LEISHMANIASIS (KALA-AZAR)
(1.) SPIKING FEVERS
(2.) HSM
(3.) PANCYTOPENIA

Transmission = SANDFLY

Diagnosis = MACROPHAGES containing AMASTIGOTES
(form that lacks flagella)

Treatment = Sodium STIBO-GLUCONATE
PLASMODIUM
P. VIVAX / OVALE
P. FALCIPARUM
P. MALARIAE

Dz & CLINICAL Fts
Clinical Fts of MALARIA
(1.) 48hr (tertian) CYCLIC FEVER
(2.) HA
(3.) ANEMIA
(4.) SPLENOMEGALY

P. VIVAX / OVALE:
● Cycles occur EVERY OTHER DAY

P. FALCIPARUM = SEVERE
● DAILY cycles
● infx RBCs OCCLUDE capillaries in BRAIN, KIDNEYS, LUNGS
PLASMODIUM

TRANSMISSION
DIAGNOSIS
Transmission = ANOPHELES MOSQUITO

Diagnosis = THICK & THIN BLOOD SMEAR
(1.) TROPHOZOITE RING form in RBC
(2.) RBC SCHIZONT w/ MEROZOITES
PLASMODIUM

TREATMENT
(1.) start w/ CHLOROQUINE
(2.) if resistant → MEFLOQUINE

(3.) if VIVAX / OVALE → ADD PRIMAQUINE
(Tx dormant HYPNOZOITE forms in LIVER)
BABESIA

Dz & CLINICAL Fts
TRANSMISSION
Clinical Fts of BABESIOSIS
(1.) FEVER
(2.) HAEMOLYTIC ANEMIA

Transmission = IXODES tick
● predominately in NE USA
● same tick as Borrelia burgdorferi of LYME dz
- often co-infx humans
BABESIA

DIAGNOSIS
TREATMENT
Diagnosis = BLOOD SMEAR
(1.) NO RBC pigment
(2.) MALTESE CROSS appearance


Treatment = QUININE or CLINDAMYCIN
TRICHOMONAS VAGINALIS

Dz & CLINICAL Fts
TRANSMISSION
DIAGNOSIS
TREATMENT
(1.) VAGINITIS
-- FOUL-smelling GREEN D/C
-- ITCHING & burning
(2.) STRAWBERRY CERVIX (-coloured mucosa)

Transmission = SEXUAL
(can't form cysts → can't exist outside human)

Dx = TROPHOZOITES have CORKSCREW MOTILITY on wet prep

Tx = METRONIDAZOLE (★ Tx both partners)